1.Hydraulics is a topic of science and engineering dealing with the mechanical properties of liquids

2.Pneumatic is the study of pressure and gasses

3. Caterpillar,canam,forklift,and cannon (as seen below)
external image Cannon.jpg


4. Rock drills,paint sprayer,riveters and pavment breakers


5.Force that is applied at one point is transmitted to another point using an incompressible fluid. The fluid is almost always an oil of some sort. The force is almost always multiplied in the process.

6.A pneumatic system is any system that uses air pressure to move either a turbine or a cylinder to accomplish some work.

7.a) Pneumatic systems use compressed gas such as air or nitrogen to perform work processes.
b) Pneumatic systems are open systems, exhausting the compressed air to atmosphere after use.

Help from yahoo and google images